3<\/sub>\u00a0\u754c\u9762\uff0c\u89c2\u5bdf\u5230\u8bb8\u591a\u6709\u8da3\u7684\u7269\u7406\u73b0\u8c61\u3002\u7531\u4e8e\u6d89\u53ca\u6781\u6027\u7684\u4e0d\u8fde\u7eed\u6027\uff0c\u754c\u9762\u4e8c\u7ef4\u7535\u5b50\u6c14\u3001\u78c1\u6027\u548c\u8d85\u5bfc\u7535\u6027\u4e3a\u5c0f\u578b\u5316\u7535\u5b50\u8bbe\u5907\u7684\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u5de8\u5927\u7684\u6f5c\u529b\u3002<\/p>\n(III) \u9664\u7edd\u7f18\u4f53\u5916\uff0c\u94c1\u7535\u6027\u4e0e\u91d1\u5c5e\u6027\u5171\u5b58\u7684\u94c1\u7535\u91d1\u5c5e\u5c42\u51fa\u4e0d\u7a77\u3002\u9664\u4e86\u5355\u76f8\u591a\u94c1\u6027\u6750\u6599\uff0c\u4f8b\u5982 \u94c1\u7535\u94c1\u78c1\u4f53\u6216\u78c1\u6027\u94c1\u7535\u4f53\uff0c\u94c1\u7535\u91d1\u5c5e\u7684\u7814\u7a76\u4e3a\u94c1\u7535\u6027\u8d77\u6e90\u3001\u6781\u6027\u4e0e\u590d\u6742\u7535\u5b50\u6001\u548c\u81ea\u65cb\u6001\u7684\u76f8\u4e92\u4f5c\u7528\u4ee5\u53ca\u65b0\u9896\u5668\u4ef6\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u66f4\u52a0\u4e30\u5bcc\u7684\u7d20\u6750\u3002<\/p>\n
(IV) \u5728\u4e8c\u7ef4\u5c42\u72b6\u8303\u5fb7\u534e (vdW) \u6750\u6599\u4e2d\u62a5\u9053\u7684\u7535\u81f4\u6781\u5316\u8c37\u6001\u7ffb\u8f6c\u548c\u83ab\u5c14\u94c1\u7535\u6027\u63cf\u7ed8\u4e86\u5728\u53d7\u9650\u7ef4\u5ea6\u63a2\u7d22\u65b0\u5174\u94c1\u7535\u6001\u7684\u5168\u65b0\u7a7a\u95f4\u3002\u7535\u5b50\u3001\u6676\u683c\u4e0e\u6781\u6027\u4e4b\u95f4\u524d\u6240\u672a\u6709\u7684\u5173\u8054\u6548\u5e94\u4e3a\u4f4e\u7ef4\u7535\u5b50\u5668\u4ef6\u7684\u7814\u7a76\u548c\u8bbe\u8ba1\u5f00\u8f9f\u4e86\u65b0\u7eaa\u5143\u3002<\/p>\n
\u4e0a\u8ff0\u7814\u7a76\u8868\u660e\uff0c\u63a2\u7d22\u94c1\u7535\u6781\u5316\u4e0e\u5404\u79cd\u7535\u5b50\u6001\u7684\u7ea0\u7f20\u5173\u7cfb\u5728\u65b0\u5174\u94c1\u7535\u4f53\u7684\u7814\u7a76\u4e2d\u626e\u6f14\u7740\u8d8a\u6765\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u4f34\u968f\u6750\u6599\u7cfb\u7edf\u7684\u62d3\u5c55\uff0c\u53e6\u4e00\u4e2a\u4e0d\u4e89\u7684\u4e8b\u5b9e\u662f\u94c1\u7535\u4f53\u7684\u7814\u7a76\u5df2\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u6269\u5c55\u5230\u4e0e\u80fd\u6e90\u76f8\u5173\u7684\u5404\u79cd\u5e94\u7528\uff08\u56fe 1b\uff09\uff0c\u4f8b\u5982\u592a\u9633\u80fd\u7535\u6c60\u3001\u9759\u7535\u50a8\u80fd\u3001\u7535\u5316\u5b66\u6c34\u5206\u89e3\u548c\u4e8c\u6c27\u5316\u78b3\u8fd8\u539f\u7b49\u3002\u5728\u53d1\u5c55\u6e05\u6d01\u548c\u53ef\u518d\u751f\u80fd\u6e90\u7684\u8feb\u5207\u9700\u6c42\u63a8\u52a8\u4e0b\uff0c\u6211\u4eec\u7279\u6b64\u603b\u7ed3\u4e86\u65b0\u578b\u94c1\u7535\u73b0\u8c61\u7684\u8d77\u6e90\u3001\u65b0\u51fa\u73b0\u7684\u591a\u79cd\u94c1\u7535\u529f\u80fd\u4f53\u7cfb\u3001\u53ca\u5176\u5728\u589e\u5f3a\u80fd\u91cf\u6536\u96c6\u3001\u5b58\u50a8\u548c\u8f6c\u6362\u6027\u80fd\u65b9\u9762\u6240\u8d77\u7684\u4f5c\u7528\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\u8be5\u7efc\u8ff0\u5e76\u975e\u5728\u5404\u4e2a\u65b9\u5411\u90fd\u8be6\u5c3d\u65e0\u9057\uff0c\u800c\u662f\u65e8\u5728\u7528\u4ee5\u70b9\u5e26\u9762\u7684\u65b9\u5f0f\u63d0\u4f9b\u65b0\u7684\u89c1\u89e3\uff0c\u5e76\u4ee5\u6b64\u7406\u89e3\u94c1\u7535\u6781\u5316\u5728\u80fd\u6e90\u76f8\u5173\u8fc7\u7a0b\u548c\u6d3b\u52a8\u4e2d\u7684\u91cd\u8981\u4f5c\u7528\u3002\u6211\u4eec\u76f8\u4fe1\u5bf9\u673a\u7406\u7684\u6df1\u5165\u7406\u89e3\u5c06\u6709\u52a9\u4e8e\u63a8\u52a8\u548c\u6fc0\u53d1\u94c1\u7535\u4e0e\u80fd\u6e90\u5b66\u79d1\u4ea4\u53c9\u7814\u7a76\u7684\u5feb\u901f\u53d1\u5c55\u3002<\/p>\n
<\/p>\n
\u56fe 1. a) \u57fa\u4e8e\u5bf9\u79f0\u6027\u8003\u8651\u7684\u70b9\u7fa4\u548c\u94c1\u7535\u4f53\u4e0e\u70ed\u7535\u4f53\u3001\u538b\u7535\u4f53\u548c\u4e8c\u6b21\u8c10\u6ce2\uff08SHG\uff09\u7684\u4ece\u5c5e\u5173\u7cfb\u3002b) \u94c1\u7535\u6750\u6599\u7684\u6269\u5c55\u53ca\u5176\u5728\u5404\u79cd\u80fd\u6e90\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n
2.\u7a7a\u95f4\u53cd\u8f6c\u5bf9\u79f0\u6027\u7684\u7834\u7f3a\u4fdd\u8bc1\u4e86\u5355\u80de\u4e2d\u6b63\u8d1f\u7535\u8377\u4e2d\u5fc3\u53ef\u5206\u79bb\u7684\u57fa\u672c\u7279\u5f81\uff0c\u8fd9\u662f\u94c1\u7535\u6781\u5316\u5728\u6750\u6599\u4e2d\u51fa\u73b0\u7684\u5148\u51b3\u6761\u4ef6\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u5728\u5916\u7535\u573a\u7684\u4f5c\u7528\u4e0b\uff0c\u81ea\u53d1\u6781\u5316\u53ef\u7ffb\u8f6c\u5230\u5176\u5b83\u6676\u4f53\u5b66\u7b49\u4ef7\u65b9\u5411\u3002\u5bf9\u4e8e\u672c\u5f81\u94c1\u7535\u4f53\u800c\u8a00\uff0c\u4f8b\u5982 BaTiO3<\/sub>\u3001Pb(Zr1-x<\/sub>Tix<\/sub>)O3<\/sub>\u00a0\u548c BiFeO3<\/sub>\uff0c\u6750\u6599\u5728\u5c45\u91cc\u6e29\u5ea6 TC \u9644\u8fd1\u4f1a\u53d1\u751f\u4ece\u987a\u7535\u76f8\u5230\u94c1\u7535\u76f8\u7684\u7ed3\u6784\u8f6c\u53d8\uff08\u56fe 2a\uff09\u3002\u5bf9\u5e94\u4e8e\u6676\u4f53\u7ed3\u6784\u7684\u7578\u53d8\uff0c\u81ea\u53d1\u6781\u5316\u63cf\u8ff0\u4e86\u6750\u6599\u7ed3\u6784\u5bf9\u79f0\u6027\u7684\u53d8\u5316\uff0c\u56e0\u6b64\u6781\u5316\u77e2\u91cf\u88ab\u79f0\u4e3a\u521d\u7ea7\u5e8f\u53c2\u91cf\u3002\u7531\u4e8e\u5e94\u53d8\u4e0e\u6781\u5316\u4e4b\u95f4\u7684\u8026\u5408\u4f5c\u7528\uff0c\u672c\u5f81\u94c1\u7535\u4f53\u8868\u73b0\u51fa\u5f88\u5927\u7684\u673a\u7535\u548c\u70ed\u91ca\u7535\u6548\u5e94\u3002\u5982\u679c\u6781\u5316\u7684\u51fa\u73b0\u662f\u5176\u5b83\u5e8f\u53c2\u91cf\u7684\u526f\u4ea7\u7269\uff0c\u4f8b\u5982\u81ea\u65cb\u6709\u5e8f\u6216\u7535\u8377\u6709\u5e8f\uff0c\u5219\u8be5\u94c1\u7535\u4f53\u88ab\u79f0\u4e3a\u975e\u672c\u5f81\u94c1\u7535\u4f53\u3002\u8bb8\u591a\u5355\u76f8\u591a\u94c1\u7535\u6750\u6599\u5982 RMnO3<\/sub>\uff08R = \u7a00\u571f\uff09\u3001LuFe2<\/sub>O4<\/sub>\u00a0\u548c RMn2<\/sub>O5<\/sub>\u00a0\u90fd\u5c5e\u4e8e\u8fd9\u4e00\u7c7b\u3002<\/p>\n\u5bf9\u4e8e\u5355\u76f8\u94c1\u7535\u4f53\u6765\u8bf4\uff0c\u7531\u4e8e\u675f\u7f1a\u7535\u8377\u7684\u4e0d\u5b8c\u5168\u8865\u507f\uff0c\u5747\u5300\u6781\u5316\u901a\u5e38\u4f1a\u5bfc\u81f4\u6837\u54c1\u8868\u9762\u4ea7\u751f\u51c0\u5e26\u7535\u6548\u5e94\u3002\u4e3a\u4e86\u964d\u4f4e\u9759\u7535\u80fd\u91cf\uff0c\u94c1\u7535\u4f53\u503e\u5411\u4e8e\u5206\u88c2\u6210\u7574\uff0c\u7574\u58c1\u5c06\u5177\u6709\u4e0d\u540c\u6781\u5316\u53d6\u5411\u7684\u7574\u5206\u9694\u5f00\u3002\u4ece\u5b8f\u89c2\u89d2\u5ea6\u770b\uff0c\u94c1\u7535\u4f53\u662f\u8868\u73b0\u51fa\u660e\u663e\u7684\u7535\u6ede\u56de\u7ebf\u7279\u5f81\uff08\u56fe 2b\uff09\uff0c\u5176\u8d77\u6e90\u662f\u7574\u5185\u6781\u5316\u5728\u5916\u573a\u4f5c\u7528\u4e0b\u51fa\u73b0\u7ffb\u8f6c\u4ee5\u53ca\u7574\u58c1\u8fd0\u52a8\u7684\u5171\u540c\u54cd\u5e94\u5f15\u8d77\u7684\u3002\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u76f8\u5bf9\u666e\u904d\u7684\u7814\u7a76\u5171\u8bc6\u8ba4\u4e3a\u94c1\u7535\u6027\u7684\u5b58\u5728\u901a\u5e38\u4e0d\u5b58\u5728\u4e34\u754c\u539a\u5ea6\uff0c\u5e76\u4e14\u5728\u8d85\u8584\u6761\u4ef6\u4e0b\uff0c\u94c1\u7535\u4f53\u7684\u6781\u5316\u53ef\u80fd\u4e0e\u9499\u949b\u77ff\u4e2d\u7684\u6676\u683c\u56db\u65b9\u5ea6\u53d1\u751f\u9000\u8026\u5408\u884c\u4e3a\u3002\u5728 T > TC \u65f6\uff0c\u6781\u6027\u7eb3\u7c73\u56e2\u7c07\u548c\u524d\u9a71\u4f53\u52a8\u529b\u5b66\u5728\u6e29\u5ea6\u4f4e\u4e8e~ TC + 75 K \u7684\u9499\u949b\u77ff\u94c1\u7535\u4f53\u4e2d\u901a\u5e38\u5360\u636e\u4e3b\u5bfc\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u50cf HfO2<\/sub>\u00a0\u8fd9\u6837\u7684\u6750\u6599\u5219\u8868\u73b0\u51fa\u4e0e\u53cd\u5411\u4f9d\u8d56\u6837\u54c1\u539a\u5ea6\u7684\u7279\u5f81\uff0c\u5373\u5f53\u539a\u5ea6\u8d85\u8fc7\u67d0\u4e00\u4e34\u754c\u6570\u503c\u65f6\uff0c\u6750\u6599\u7684\u94c1\u7535\u7279\u6027\u4f1a\u6d88\u5931\u3002<\/p>\n\u5728\u80fd\u91cf\u5c3a\u5ea6\u4e0a\uff0c\u94c1\u7535\u6001\u7684\u7a33\u5b9a\u4f9d\u8d56\u4e8e\u67d0\u79cd\u957f\u7a0b\u9759\u7535\u529b\u7684\u51fa\u73b0\uff0c\u8be5\u957f\u7a0b\u9759\u7535\u529b\u901a\u5e38\u4e0e\u77ed\u7a0b\u6392\u65a5\u529b\u76f8\u4e92\u7ade\u4e89\uff0c\u540e\u8005\u901a\u5e38\u4e3b\u5bfc\u4e86\u975e\u6781\u6027\u5bf9\u79f0\u7ed3\u6784\u7684\u51fa\u73b0\u3002\u5bf9\u5e94\u4e8e\u4e0d\u540c\u7684\u8d77\u6e90\u548c\u8868\u73b0\u5f62\u5f0f\uff0c\u94c1\u7535\u76f8\u53d8\u53ef\u5206\u4e3a\u5982\u4e0b\u51e0\u7c7b\uff08\u56fe2c-f\uff09\u3002<\/p>\n
(I) \u4f4d\u79fb\u578b\u76f8\u53d8\u3002\u4f8b\u5982\uff0c\u5728 PbTiO3<\/sub>\u00a0\u548c BaTiO3<\/sub>\u00a0\u4e2d\uff0c\u5728T < TC \u65f6\uff0c Ti-3d \u548c O 2p \u6742\u5316\u5728\u63a8\u52a8 Ti \u539f\u5b50\u53d1\u751f\u96c6\u4f53\u504f\u79bb\u6c27\u516b\u9762\u4f53\u4e2d\u5fc3\u5e76\u4ea7\u751f\u6781\u6027\u4f4d\u79fb\u65b9\u9762\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n(II) \u6709\u5e8f-\u65e0\u5e8f\u578b\u76f8\u53d8\u3002\u7531\u4e8e\u5bf9\u6e29\u5ea6\u53d8\u5316\u8868\u73b0\u51fa\u654f\u611f\u6027\uff0c\u8be5\u79cd\u76f8\u53d8\u662f\u539f\u5b50\u4ece\u6240\u6709\u53ef\u80fd\u5360\u4f4d\u5230\u7279\u5b9a\u4f4d\u7f6e\u5360\u4f4d\u574d\u7f29\u524d\u540e\u7684\u53cd\u6620\uff0c\u4f8b\u5982\u5728 NaNO2<\/sub>\u00a0\u4e2d\u3002\u4e8b\u5b9e\u4e0a\uff0c\u4f4d\u79fb\u578b\u76f8\u53d8\u548c\u6709\u5e8f-\u65e0\u5e8f\u578b\u76f8\u53d8\u5e76\u975e\u4e92\u76f8\u6392\u65a5\uff0c\u5728\u8bb8\u591a\u94c1\u7535\u4f53\u4e2d\u4e24\u79cd\u4f1a\u51fa\u73b0\u5e76\u5b58\u3002<\/p>\n(III) \u53cd\u4f4d\u70b9\u7f3a\u9677\u9a71\u52a8\u7684\u76f8\u53d8\u3002\u4ee5 SrTiO3<\/sub>\u4e3a\u4f8b\uff0c\u5c3d\u7ba1\u7f3a\u9677\u5728\u7a7a\u95f4\u7684\u5206\u5e03\u4f1a\u4e0d\u5747\u5300\uff0c\u5982Sr \u4f4d\u4e0a\u88abTi\u5360\u636e (TiSr<\/sub>)\uff0c\u4f46\u539f\u5b50\u53cd\u4f4d\u70b9\u7f3a\u9677\u7684\u5b58\u5728\u786e\u5b9e\u4f1a\u5bfc\u81f4\u6750\u6599\u53d1\u751f\u975e\u6781\u6027\u76f8\u5230\u6781\u6027\u76f8\u7684\u7ed3\u6784\u8f6c\u53d8\u3002<\/p>\n(IV) \u6ed1\u79fb\u5c42\u9a71\u52a8\u7684\u76f8\u53d8\u3002\u8fd9\u9002\u7528\u4e8e\u540c\u8d28\u6216\u5f02\u8d28\u5806\u53e0\u7684\u4e8c\u7ef4\u5c42\u72b6 vdW \u6750\u6599\u3002\u4ee5\u516d\u65b9\u6c2e\u5316\u787c\uff08h-BN\uff09\u4e3a\u4f8b\uff0c\u76f8\u90bb\u5c42\u4e4b\u95f4\u7684 180\u00b0 \u65cb\u8f6c\uff08AA’ \u5806\u53e0\uff09\u81ea\u7136\u6062\u590d\u4e86\u7a7a\u95f4\u53cd\u6f14\u5bf9\u79f0\u6027\u3002\u7136\u800c\uff0c\u5f53 BN \u5355\u5c42\u4ee5AB \u6216 BA\u7684\u5806\u53e0\u5f62\u5f0f\u51fa\u73b0\u65f6\uff0c\u5c42\u95f4\u7535\u8377\u7684\u91cd\u65b0\u5206\u5e03\u548c\u76f8\u5173\u79bb\u5b50\u7684\u4f4d\u79fb\u4fbf\u5bfc\u81f4\u4e86\u9762\u5916\u7535\u6781\u5316\u7684\u51fa\u73b0\u3002<\/p>\n
\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u94c1\u7535\u6027\u7684\u8d77\u6e90\u5e76\u4e0d\u4ec5\u4ec5\u5c40\u9650\u4e8e\u4e0a\u8ff0\u5f52\u7eb3\u7684\u51e0\u79cd\u60c5\u51b5\u3002\u5728\u5f02\u8d28\u754c\u9762\u5904\u516b\u9762\u4f53\u7684\u65cb\u8f6c\u6a21\u5f0f\u8c03\u63a7\u548c\u5355\u76f8\u6750\u6599\u4e2d\u6c27\u7a7a\u4f4d\u6392\u5e8f\u5f15\u8d77\u7684\u591a\u9762\u4f53\u7578\u53d8\u540c\u6837\u53ef\u4ee5\u5bfc\u81f4\u94c1\u7535\u6027\u7684\u51fa\u73b0\u3002\u4ece\u70ed\u529b\u5b66\u7406\u8bba\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u76f8\u53d8\u5219\u53ef\u4ee5\u5206\u4e3a\u4e00\u7ea7\u548c\u4e8c\u7ea7\u76f8\u53d8\uff0c\u5176\u5206\u522b\u8868\u73b0\u4e3a\u5409\u5e03\u65af\u81ea\u7531\u80fd\u5bfc\u6570\u7684\u4e0d\u8fde\u7eed\u6027\u548c\u8fde\u7eed\u6027\uff0c\u5982\u6f5c\u70ed\u7684\u51fa\u73b0\u3001\u4f53\u79ef\u53d8\u5316\u548c\u78c1\u5316\u7387\u7684\u8fde\u7eed\u6027\u7b49\u3002\u5728\u4e09\u4e34\u754c\u70b9\u9644\u8fd1\uff0c\u4e00\u7ea7\u76f8\u53d8\u548c\u4e8c\u7ea7\u76f8\u53d8\u751a\u81f3\u4f1a\u7ade\u4e89\u76f8\u4e92\u4f5c\u7528\uff0c\u5bfc\u81f4\u76f8\u53d8\u963b\u632b(phase-transition frustration)\u7684\u51fa\u73b0\u3002\u8fd9\u4e9b\u7279\u5f81\u8868\u660e\u94c1\u7535\u7279\u6027\u5bf9\u5316\u5b66\u6210\u5206\u3001\u7f3a\u9677\u7ed3\u6784\u3001\u8fb9\u754c\u6761\u4ef6\u548c\u5916\u573a\u523a\u6fc0\u5177\u6709\u5f88\u5927\u7684\u654f\u611f\u6027\u3002\u00a0\u76f8\u5e94\u5730\uff0c\u94c1\u7535\u6781\u5316\u56e0\u6b64\u4f1a\u663e\u793a\u51fa\u4e0e\u8bb8\u591a\u5176\u4ed6\u7269\u7406\u91cf\u53d1\u751f\u8026\u5408\u7684\u884c\u4e3a\uff0c\u5982\u78c1\u6027\u4e0e\u78c1\u573a\uff08M vs H\uff09\uff0c\u5e94\u53d8\u4e0e\u5e94\u529b\uff08\u03b5 vs \u03c3\uff09\uff0c\u7f3a\u9677\u6d53\u5ea6\u6216\u7535\u5bfc\u7387\u4e0e\u5316\u5b66\u52bf\uff08c\u00a0vs \u00b5) \u7b49(\u56fe 2g)\u3002\u00a0\u56e0\u6b64\uff0c\u94c1\u7535\u4f53\u4e3a\u63a2\u7d22\u6709\u8da3\u7684\u7269\u7406\u5b66\u73b0\u8c61\u548c\u8bb8\u591a\u4e0e\u80fd\u6e90\u76f8\u5173\u7684\u8bbe\u5907\u5e94\u7528\u63d0\u4f9b\u4e86\u5e7f\u9614\u7684\u7814\u7a76\u5e73\u53f0\u3002<\/p>\n
<\/p>\n
\u56fe 2. \u94c1\u7535\u76f8\u53d8\u548c\u591a\u8026\u5408\u529f\u80fd\u7ef4\u5ea6\u3002\u00a0a) \u901a\u8fc7\u5c45\u91cc\u6e29\u5ea6 TC \u8bf4\u660e\u987a\u7535\u5230\u94c1\u7535\u7684\u76f8\u53d8\u3002\u00a0b) \u94c1\u7535\u4f53\u7684\u5178\u578b P-E \u78c1\u6ede\u56de\u7ebf\u548c\u76f8\u5173\u7684\u7574\u6781\u5316\u53cd\u8f6c\u3002\u00a0c,d\uff09\u4f4d\u79fb\u548c\u6709\u5e8f\u65e0\u5e8f\u578b\u76f8\u53d8\uff0c\u5206\u522b\u4ee5 PbTiO3<\/sub>\u00a0\u548c NbNO2<\/sub>\u00a0\u4e3a\u4f8b\u3002\u00a0e,f\uff09\u901a\u8fc7\u53cd\u4f4d\u7f3a\u9677\u548c\u6ed1\u52a8\u5c42\u4ea7\u751f\u94c1\u7535\uff0c\u5206\u522b\u4ee5 SrTiO3<\/sub>\u00a0\u548c\u516d\u65b9\u6c2e\u5316\u787c\uff08h-BN\uff09\u4e3a\u4f8b\u3002g) \u7531\u7535\u573a (E) \u63a7\u5236\u7684\u7535\u6781\u5316 (P) \u7684\u6269\u5c55\u529f\u80fd\u7ef4\u5ea6\u53ca\u5176\u4e0e\u78c1\u6027 (M)\u3001\u5e94\u53d8 (\u03b5)\u3001\u79bb\u5b50\u7f3a\u9677\u6d53\u5ea6 (c) \u4ee5\u53ca\u5b83\u4eec\u7684\u5171\u8f6d\u78c1\u573a (H) \u7684\u8026\u5408\u00a0\u3001\u5e94\u529b (\u03c3) \u548c\u5316\u5b66\u52bf (\u00b5)\u3002\u00a0<\/p>\n\u56db\u3001\u3010\u5185\u5bb9\u6982\u89c8\u3011<\/strong><\/p>\n\n- \u9759\u7535\u50a8\u80fd\u7cfb\u7edf <\/strong><\/li>\n<\/ol>\n
3.1 PbZrO<\/strong>3<\/sub><\/strong>\u00a0\u57fa\u7cfb\u7edf\u4e2d\u7684\u65b0\u578b\u94c1\u7535\u4f53<\/strong>\u76f8<\/strong><\/p>\n
<\/p>\n
\u56fe 3. a) E \u2265 0 \u65f6 AFE \u7684\u534a\u7535\u6ede\u56de\u7ebf\u3002 b) PbZrO3<\/sub>-PbTiO3<\/sub>-PbSnO3<\/sub>\u00a0(PZST)\u7684\u4e09\u5143\u76f8\u56fe\u3002c) \u975e\u7a33\u6001\u9ad8\u5bf9\u79f0\u58f0\u5b50\u6a21\u5f0f\u7684\u52bf\u80fd\uff08\u0393 \u70b9 FE \u7578\u53d8\u3001M \u70b9\u540c\u76f8\u503e\u659c\u548c R \u70b9\u5f02\u76f8\u503e\u659c\uff09\u548c\u7a33\u6001 PbZrO3<\/sub>\u00a0\u76f8\u7684\u80fd\u7ea7\u3002d) AFE PbZrO3<\/sub>\u00a0\u7684\u7ed3\u6784\u6a21\u578b\u3002 e) \u6cbf[001]O<\/sub>\u65b9\u5411\u7684\u7535\u5b50\u675f\u8f90\u7167\u5f15\u8d77\u7684PbZrO3<\/sub>\u94c1\u65cb\u76f8\u7684NCSI-TEM\u56fe\u50cf\u548c\u7cbe\u4fee\u7ed3\u6784\u6a21\u578b\uff08Pb-\u9ec4\u3001Zr-\u7eff\u3001O-\u7c89\u7ea2\uff09\u3002f) PbZrO3<\/sub>\u00a0\u94c1\u65cb\u76f8\u7684\u4e8c\u7ef4\u6446\u7ebf\u6781\u5316\u987a\u5e8f\u3002 g,h) \u9ad8\u89d2\u5ea6\u73af\u5f62\u6697\u573a (HAADF) STEM \u56fe\u50cf\u53e0\u52a0 Pb \u4f4d\u79fb\u548c [001]C<\/sub>\u00a0\u53d6\u5411 (Pb0.99<\/sub>Nb0.02<\/sub>)[(Zr0.57<\/sub>Sn0.43<\/sub>)1-y<\/sub>Tiy<\/sub>]0.98<\/sub>O3<\/sub>\u00a0(PZ-100y, y = 0.05) \u7684\u6781\u5316\u66f2\u7ebf\u3002i-k) ABF-STEM \u56fe\u50cf\u53e0\u52a0 Pb-[100]O<\/sub>\u00a0\u4f4d\u79fb\u3001BO6<\/sub>\u00a0\u516b\u9762\u4f53\u7684\u503e\u659c\u548c\u7578\u53d8\u56fe\u4ee5\u53ca [001]C<\/sub>\u00a0\u53d6\u5411 Pb0.97<\/sub>La0.02<\/sub>(Zr0.5<\/sub>Snx<\/sub>Ti0.5-x<\/sub>) \u4e2d O \u5b50\u6676\u683c\u6cbf y \u65b9\u5411\u7684\u6ce2\u7eb9\u56fe\u3002<\/p>\n3.2 SrTiO<\/strong>3<\/sub><\/strong>\u00a0\u57fa\u4f53\u7cfb\u4e2d\u7684\u975e\u6781\u6027\u5230\u6781\u6027\u76f8\u8f6c<\/strong>\u53d8<\/strong><\/p>\n
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\u56fe 4. a) SrTiO3<\/sub>\u7684\u6e29\u5ea6-\u5e94\u53d8\u76f8\u56fe\uff0c\u4e0e AFD \u8f6c\u53d8\u76f8\u5173\uff0c\u7136\u540e\u8fdb\u4e00\u6b65\u4e0e\u94c1\u7535\u76f8\u76f8\u5173\u3002b,c\uff09\u6cbf[001]\u65b9\u5411\u7684\u53cd\u4f4dTiSr<\/sub>\u539f\u5b50\u8bf1\u5bfc\u6781\u5316\uff0c\u4eceDFT\u8ba1\u7b97\u83b7\u5f97\u7684\u5c40\u90e83D\u6781\u5316\u8f6e\u5ed3\u548c\u6839\u636eABF-STEM\u56fe\u50cf\u4e2d\u7684\u539f\u5b50\u4f4d\u79fb\u4f30\u8ba1\u7684\u6781\u5316\u77e2\u91cf\u56fe\u3002d) Ti\/O \u7f3a\u9677\u578b SrTiO3<\/sub>\u00a0\u7684\u5269\u4f59\u6781\u5316 (Pr<\/sub>) \u548c\u6700\u5927\u6781\u5316 (Pmax<\/sub>) \u4e0e\u5176\u4e2d\u5f15\u7528\u6587\u732e\u7684\u6570\u636e\u6bd4\u8f83\u3002\u63d2\u56fe\u662f\u8ba1\u7b97\u51fa\u7684 Ti\/O \u7f3a\u9677\u578b SrTiO3<\/sub>\u00a0\u7684\u6676\u80de\u3002e,f) Au\/STO\/LSMO\u7535\u5bb9\u5668\u5728\u6b63\u78c1\u573a\u4e0b\u7684 P-E \u73af\u548c Au\/STO\/LSMO \u548c Au\/STO\/Pt \u7535\u5bb9\u5668\u5728\u6b63\u8d1f\u7535\u573a\u4e0b\u7684\u80fd\u91cf\u5bc6\u5ea6\u3002<\/p>\n3.3 Na<\/strong>0.5<\/sub><\/strong>Bi<\/strong>0.5<\/sub><\/strong>TiO<\/strong>3<\/sub><\/strong>\u57fa\u94c1\u7535\u79bb\u5b50\u5bfc<\/strong>\u4f53<\/strong><\/p>\n
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\u56fe 5. a) \u539f\u59cb\u6001(1-x)NBT-xBT \u7684\u7ed3\u6784\u76f8\u56fe\uff0c\u56fe\u4e2d\u6807\u6ce8\u4e86 Vogel-Fulcher \u51b7\u51bb\u6e29\u5ea6 (TVF<\/sub>)\u3001\u83f1\u9762\u4f53\u5230\u56db\u65b9\u8f6c\u53d8 (T2)\u3001\u6700\u5927\u4ecb\u7535\u5e38\u6570 (Tm<\/sub>)\u3001\u56db\u65b9\u5230\u7acb\u65b9\u8f6c\u53d8 ( T1<\/sub>, T\u201d) \u548c\u540c\u76f8\u516b\u9762\u4f53\u503e\u659c\u7684\u8d77\u59cb\u6e29\u5ea6 (T2<\/sub>‘)\u3002b-d) \u5316\u5b66\uff08K\u3001Li\u3001Sr\u3001Ta \u63ba\u6742\uff09\u9a71\u52a8\u7684\u7574\u6f14\u5316\u3001\u901a\u91cf\u95ed\u5408\u73af\u5f62\u548c\u523a\u732c\u72b6\u65af\u683c\u660e\u5b50\u7684 PFM \u76f8\u4f4d\u56fe\u50cf\uff0c\u4ee5\u53ca\u57fa\u4e8e NBT \u7684\u5927\u5757\u94c1\u7535\u4f53\u4e2d\u6781\u6027\u65af\u683c\u660e\u5b50\u7684 3D \u8868\u793a\u3002e,f) \u4e91\u6bcd\u57fa\u677f\u4e0a Au\/Mn:NBT-BT-BFO\/Pt \u7535\u5bb9\u5668\u7684 P-E \u73af\u4ee5\u53ca\u538b\u7f29\u548c\u62c9\u4f38\u5f2f\u66f2\u72b6\u6001\u4e0b\u7684\u53ef\u6062\u590d\u80fd\u91cf\u5b58\u50a8 (Ue<\/sub>)\u3001\u6548\u7387 (\u03b7) \u548c\u80fd\u91cf\u635f\u5931 (Uloss<\/sub>) (r,\u5f2f\u66f2\u534a\u5f84\uff09\u3002 g) Na0.5<\/sub>Bi0.5<\/sub>TiO2.965<\/sub>\u00a0\u4e0e\u4e0d\u540c\u5316\u5b66\u63ba\u6742\u5728400 \u223c\u00a0700 \u00b0C \u8303\u56f4\u5185\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u6bd4\u8f83\u3002<\/p>\n\n- \u592a\u9633\u80fd\u6536\u96c6 <\/strong><\/li>\n<\/ol>\n
4.1 \u7528\u4e8e\u592a\u9633\u80fd\u7535\u6c60\u7684\u6709\u673a-\u65e0\u673a\u6742\u5316\u9499\u949b<\/strong>\u77ff<\/strong><\/p>\n
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\u56fe 6. a) MAPbI3<\/sub>\u00a0\u4e2d\u7684\u6676\u4f53\u7ed3\u6784\u3001\u6e29\u5ea6\u76f8\u5173\u7684\u76f8\u53d8\u548c\u745e\u5229\u54cd\u5e94\u3002 b) MAPbI3<\/sub>\u00a0\u7684 sMIM (dC\/dV) \u5e45\u5ea6\uff08\u5de6\uff09\u548c\u76f8\u4f4d\uff08\u53f3\uff09\u56fe\u50cf\uff0c\u663e\u793a\u6b63\u57df\u5185\u4fe1\u53f7\u7684\u589e\u52a0\u548c\u51cf\u5c11\u3002c) 2 I-\u4f4d\u6a21\u578b\uff08\u6df1\u84dd\u8272\u5706\u70b9\uff09\u548c MAPbI3<\/sub>\u00a0\u7684 PbI6<\/sub>\u00a0\u516b\u9762\u4f53\u4e2d\u6700\u9ad8\u6b8b\u4f59\u7535\u5b50\u5bc6\u5ea6\u5cf0\u7684\u56fe\u793a\u3002d) BA = C6<\/sub>H5<\/sub>CH2<\/sub>NH3<\/sub>+<\/sup>\u00a0\u9633\u79bb\u5b50\u548c PbCl6<\/sub>\u00a0\u516b\u9762\u4f53\u7684\u5f02\u76f8\u65cb\u8f6c\u4ee5\u53ca\u4e8c\u7ef4 BA2PbI4 \u4e2d\u5e73\u884c\u6392\u5217\u7684 BA \u9633\u79bb\u5b50\u7684\u4fa7\u89c6\u56fe\u3002e) \u7531\u81ea\u65cb\u8f68\u9053\u8026\u5408\u548c\u5706\u504f\u632f\u5149\u7684\u76f8\u5173\u5149\u5b66\u8dc3\u8fc1\u5f15\u8d77\u7684Rashba \u5206\u88c2\u793a\u610f\u56fe\u3002f) 2D (4,4-\u4e8c\u6c1f\u73af\u5df1\u57fa\u94f5)2<\/sub>PbI4<\/sub>\u00a0(DFCHA2<\/sub>PbI4<\/sub>) \u4e0d\u540c\u7535\u6781\u548c\u6781\u5316\u914d\u7f6e\u7684\u94c1\u7535\u5149\u4f0f\u6d4b\u91cf\u3002<\/p>\n4.2 \u94c1\u7535\u79bb\u5b50\u5bfc\u4f53CuInP<\/strong>2<\/sub><\/strong>S<\/strong>6<\/sub><\/strong><\/p>\n
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\u56fe 7. a) \u4e0d\u540c\u539a\u5ea6\u7684 CIPS \u8584\u7247\u7684 AFM \u56fe\u50cf\u3002b) \u5bf9\u5e94\u4e8e\u7b2c\u4e00\u548c\u7b2c\u4e8c\u5c40\u90e8\u80fd\u91cf\u6700\u5c0f\u503c\u7684 CIPS \u7684 DFT \u8ba1\u7b97\u7ed3\u6784\u3002\u00a0c) \u5728 c = 13.09\u2009\u00c5 \u65f6\uff0c\u80fd\u91cf\u4e0e\u6781\u5316\u5173\u7cfb\u4f5c\u4e3a\u6bcf\u4e2a\u516c\u5f0f\u5355\u4f4d (f.u.) \u7684 Cu \u4f4d\u79fb\u7684\u51fd\u6570\u3002\u00a0d,e\uff09\u538b\u7535\u5e38\u6570\u9762\u5206\u5e03\u56fe\u548c\u7535\u6ede\u56de\u7ebf\u56fe\u3002f) CIPS \u8584\u7247\u5728\u63ba\u6742\u7845\u886c\u5e95\u4e0a\u7684 AFM \u5f62\u8c8c\uff0c\u539a\u5ea6\u8303\u56f4\u4ece 6 \u5230 25 nm\uff0c\u901a\u8fc7\u5c06\u6837\u54c1\u4ece 298 K \u52a0\u70ed\u5230 318 K\uff0c\u76f8\u5e94\u7684\u7535\u4f4d\u56fe\u53d1\u751f\u53d8\u5316\u3002g,h) \u793a\u610f\u6027\u4e8c\u7ef4\u5668\u4ef6\u7ed3\u6784\u548c\u4e0d\u540c\u5149\u7167\u529f\u7387 (Pin<\/sub>) \u4e0b\u7684\u7279\u5f81\u8f93\u51fa I-V \u66f2\u7ebf\u3002<\/p>\n\n- \u7535\u5316\u5b66\u80fd\u91cf\u8f6c\u6362 <\/strong><\/li>\n<\/ol>\n
5.1 \u94c1\u7535\u91d1\u5c5e WTe<\/strong>2<\/sub><\/strong><\/p>\n
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\u56fe 8. a\uff091T’-WTe2<\/sub>\u00a0\u7684\u6676\u4f53\u7ed3\u6784\u548c\u6cbf c \u8f74\u7684\u793a\u610f\u6781\u5316\u53d6\u5411\uff08\u7ea2\u7eff\u7bad\u5934\uff09\u3002 b) II \u578b\u5916\u5c14\u8d39\u7c73\u5b50\u7684\u8272\u6563\uff0c\u7535\u5b50\u548c\u7a7a\u7a74\u53e3\u888b\u5728\u8d39\u7c73\u80fd\u7ea7 (EF) \u9644\u8fd1\u7684\u4e24\u79cd\u4e0d\u540c\u80fd\u91cf\u4e0b\u63a5\u89e6\u3002c\uff09\u5e26\u7535\u5e73\u9762\u7574\u58c1\uff08+\/-\uff1a\u675f\u7f1a\u7535\u8377\uff0c+\uff0c-\uff1a\u81ea\u7531\u7535\u8377\uff09\u548c\u53bb\u6781\u5316\u573a\uff08Edep<\/sub>\uff09\u5728\u666e\u901a\u94c1\u7535\u4f53\u4e2d\u5f15\u8d77\u80fd\u5e26\u7ed3\u6784\u5f2f\u66f2\u3002d) \u7528\u4e8e\u65bd\u52a0\u5782\u76f4\u4e8e WTe2<\/sub>\u00a0\u8584\u7247\u7684\u5782\u76f4\u7535\u573a E\u22a5\u00a0\u7684\u5668\u4ef6\u51e0\u4f55\u7ed3\u6784\u7684\u5149\u5b66\u56fe\u50cf\uff08\u4e0a\uff09\u548c\u793a\u610f\u6027\u6a2a\u622a\u9762\u3002 e) \u5f53\u504f\u7f6e Vb \u65bd\u52a0\u5230\u5e95\u6805\u5e76\u626b\u63cf E\u22a5\u00a0\u65f6\u6d4b\u91cf\u7684\u53cc\u5c42 WTe2<\/sub>\u00a0\u7684\u6e29\u5ea6\u76f8\u5173\u7535\u5bfc \u3002f,g\uff09\u5206\u522b\u5728\u65bd\u52a0 -2.5 V \u504f\u7f6e\u8109\u51b2\u4e4b\u524d\u548c\u4e4b\u540e WTe2<\/sub>\u00a0\u7684 PFM \u76f8\u4f4d\u56fe\u50cf\u3002h) \u7eb3\u7c73\u6676 1T’-MoTe2<\/sub>\u00a0\u5728 1 M H2<\/sub>SO4<\/sub>\u00a0\u4e2d\u8fdb\u884c 100 \u6b21\u5faa\u73af HER \u6d4b\u8bd5\u524d\u540e\u7684\u7535\u6d41\u5bc6\u5ea6\u3002<\/p>\n5.2 \u62d3\u6251\u94c1\u7535\u91d1\u5c5eNi<\/strong>2<\/sub><\/strong>P\u53caInSnO<\/strong>2<\/sub><\/strong>N\u50ac\u5316\u5242<\/strong><\/p>\n
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\u56fe 9. a) \u7535\u573a (E) \u4e0bAu\/H2<\/sub>O\u53cc\u7535\u5c42\u6a21\u578b\u548c\u76f8\u5173\u7684\u5916\u4ea5\u59c6\u970d\u5179\u5e73\u9762 (OHP) \u7684\u56fe\u793a\u3002 b\uff09\u901a\u8fc7\u8ba1\u7b97\uff08Ndonor<\/sub>\uff0cH-\u952e\u4f9b\u4f53\u7684\u6570\u91cf\uff09\u548c\u5b9e\u9a8c\u62c9\u66fc\u9891\u7387\u03bdO-H<\/sub>\uff08\u84dd\u8272\u5706\u5708\uff09\uff0c\u754c\u9762H2<\/sub>O\u5206\u5b50\u7684\u6c22\u952e\u7f51\u7edc\u7684\u7535\u4f4d\u4f9d\u8d56\u6027\u6f14\u53d8\u3002c,d) Ni2P \u4e2d\u7684\u5c3e\u5bf9\u5c3e\u591a\u9762\u4f53\u6781\u6027\u548c\u9762\u5185\u62d3\u6251\u6781\u5316\u914d\u7f6e\uff08\u4e2d\u5fc3\u6536\u655b vs \u4e2d\u5fc3\u53d1\u6563\uff0cn = 1\uff09\u4f5c\u4e3a\u4e24\u4e2a\u7ed3\u6784\u7684\u5e73\u5747\u503c <dNi<\/sub>> \u548c <dP<\/sub>> \u7684\u51fd\u6570\u6570\u636e\u96c6\u3002 e) \u9762\u5185\u538b\u7f29\u5e94\u53d8 (a\/a0<\/sub>\u00a0= 1.0, 0.95) \u5728\u5e03\u91cc\u6e0a\u533a\u7684\u5e73\u9762\u4e0a\u5f15\u8d77\u8d39\u7c73\u8868\u9762\u53d8\u5316\u3002f,g\uff09\u5173\u4e8e\u6781\u5316\u6216\u81ea\u65cb\u7684\u4e8c\u7ef4\u62d3\u6251\u70b9\u7f3a\u9677\uff0c\u5206\u522b\u4e3a n = 1 \u548c -1\u3002h,i) \u5206\u522b\u7528\u4e8e\u4e0d\u5408\u9002\u94c1\u7535 InSnO2<\/sub>N \u7684\u6e05\u6d01 (001) \u8868\u9762\u7684 OER \u6b65\u9aa4\u7684\u6781\u5316\u8f6c\u6362\u548c\u5409\u5e03\u65af\u81ea\u7531\u80fd\u56fe\u3002<\/p>\n5.3 \u8303\u5fb7\u534e\u94c1\u7535\u4f53<\/strong>a<\/strong>-In<\/strong>2<\/sub><\/strong>Se<\/strong>3<\/sub><\/strong>\u5728CO<\/strong>2<\/sub><\/strong>RR\u4e2d\u7684\u5e94\u7528<\/strong><\/p>\n
<\/p>\n
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\u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong>\u201c<\/b><\/strong>Progress on Emerging Ferroelectric Materials for Energy Harvesting, Storage and Conversion\u201d <\/b><\/strong>(Advanced Energy Materials<\/i><\/em>\uff0c2022\uff0c10.1002\/aenm.202201199<\/b><\/strong>)<\/p>\n","protected":false},"excerpt":{"rendered":"\u00a0\u4e00\u3001\u3010\u5bfc\u8bed\u3011 \u81ea\u53d1\u73b0\u7f57\u606f\u76d0\u4e00\u4e2a\u4e16\u7eaa\u4ee5\u6765\uff0c\u94c1\u7535\u6750\u6599\u56e0\u5177\u6709\u5bf9\u7535\u3001\u529b\u3001\u70ed\u3001\u78c1\u548c\u5149\u7b49\u5404\u79cd\u5916\u573a\u7684\u5f3a\u5927\u54cd\u5e94\u800c\u53d7\u5230\u4eba\u4eec\u7684\u5e7f\u6cdb\u5173\u6ce8\u4ee5\u53ca\u7814\u7a76\u3002\u8fd9\u4e9b\u7279\u6027\u50ac\u751f\u4e86\u4e00\u7cfb\u5217\u57fa\u4e8e\u4f18\u5f02\u4ecb\u7535\u548c…<\/p>\n","protected":false},"author":35234,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215,2],"tags":[],"class_list":["post-237408","post","type-post","status-publish","format-standard","hentry","category-jiedu","category-keji"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/237408"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/35234"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=237408"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/237408\/revisions"}],"predecessor-version":[{"id":237423,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/237408\/revisions\/237423"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=237408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=237408"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=237408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}